Across
- 2. chemical change when a substance is exposed to oxygen
- 3. chemical change when a metal is exposed to a nonmetal
- 5. liquids have a ------volume
- 7. change of state solid to gas
- 9. how a solid moves
- 10. variable that the experimenter changes
- 12. stays the same throughout the experiment
- 13. negative factors- destructive, radiation
- 17. resistance to flow
- 19. change of state gas to liquid
- 20. releases energy, becomes warm
- 22. comparison in an experiment
- 24. type of change oxidation and corrosion
- 26. variable found on the y axis
- 27. reliable source of power, no pollutants, produces lots of energy with a small amount of fuel
- 28. type of change, viscosity and change of state
- 29. variable that is found on x axis
- 31. states of matter ne definite shape or volume
Down
- 1. requires energy, becomes cold
- 4. one ways to increase the rate in which a chemical change occurs
- 6. change of state liquid to gas
- 8. physical change, how tightly packed the particles are
- 11. how a liquid moves
- 14. change that creates something new
- 15. most abundant state of matter in the universe
- 16. positive factors- can be used as a tracer, cancer treatment, or X rays
- 18. definite shape and definite volume
- 21. plasma is made of ---
- 23. amount of solute that will dissolve in a certain amount of solvent and temperature
- 25. change of state solid to liquid
- 30. how a gas moves